<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="用户" prop="cUsername">
        <el-input
          v-model="queryParams.cUsername"
          placeholder="请输入用户"
          clearable
          size="small"
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="实付金额" prop="payment">
        <el-input
          v-model="queryParams.payment"
          placeholder="请输入实付金额"
          clearable
          size="small"
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>

      <el-form-item label="快递单号" prop="expressCode">
        <el-input
          v-model="queryParams.expressCode"
          placeholder="请输入快递单号"
          clearable
          size="small"
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="快递名字" prop="expressTypeName">
        <el-input
          v-model="queryParams.expressTypeName"
          placeholder="请输入快递名字"
          clearable
          size="small"
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['system:order:add']"
        >新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['system:order:edit']"
        >修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['system:order:remove']"
        >删除</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="warning"
          plain
          icon="el-icon-download"
          size="mini"
          @click="handleExport"
          v-hasPermi="['system:order:export']"
        >导出</el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="orderList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />

      <el-table-column type="expand" >
        <template slot-scope="props">
          <el-form label-position="left" inline class="demo-table-expand">
            <el-form-item v-for="i in props.row.goodsList">
              <p>
              <span style="margin-right: 30px"><span style="font-weight: bold">商品名称：</span>{{ i.title}}</span>
              <span style="margin-right: 30px"><span style="font-weight: bold">商品单价：</span>{{i.totalFee / i.num}}</span>
              <span style="margin-right: 30px"><span style="font-weight: bold">商品数量：</span>{{ i.num }}</span>
              </p>
            </el-form-item>
          </el-form>
        </template>
      </el-table-column>

      <el-table-column label="用户" align="center" prop="cUsername" />
      <el-table-column label="订单编号" align="center" prop="orderId" />
      <el-table-column label="订单状态" align="center" prop="oStatus" />
      <el-table-column label="实付金额" align="center" prop="payment" />
      <el-table-column label="快递单号" align="center" prop="expressCode" />
      <el-table-column label="快递名字" align="center" prop="expressTypeName" />
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['system:order:edit']"
          >修改</el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['system:order:remove']"
          >删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <pagination
      v-show="total>0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改订单对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="用户" prop="cUsername">
          <el-input v-model="form.cUsername" placeholder="请输入用户" />
        </el-form-item>
        <el-form-item label="实付金额" prop="payment">
          <el-input v-model="form.payment" placeholder="请输入实付金额" />
        </el-form-item>
        <el-form-item label="订单状态" prop="oStatus">
          <el-input v-model="form.oStatus" placeholder="请输入实付金额" />
        </el-form-item>
        <el-form-item label="快递单号" prop="expressCode">
          <el-input v-model="form.expressCode" placeholder="请输入快递单号" />
        </el-form-item>
        <el-form-item label="快递名字" prop="expressTypeName">
          <el-input v-model="form.expressTypeName" placeholder="请输入快递名字" />
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { listOrder, getOrder, delOrder, addOrder, updateOrder, listOrderGoods } from '@/api/system/order'

export default {
  name: "Order",
  data() {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 订单表格数据
      orderList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        cUsername: null,
        oStatus: null,
        payment: null,
        expressCode: null,
        expressTypeName: null
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
      }
    };
  },
  created() {
    this.getList();
  },
  methods: {
    /** 查询订单的商品名称 单价 数量 */
    getGoodsList(orderList,i) {
      listOrderGoods(orderList[i]).then(response => {

          this.orderList[i].goodsList = response.rows
        i = i+1
        if(i<orderList.length){
          this.getGoodsList(orderList,i)
        }
        console.log(this.orderList)
        });
    },
    /** 查询订单列表 */
    /** 查询订单的商品名称 单价 数量 */
    getList() {
      this.loading = true;
      return new Promise(resolve => {
        listOrder(this.queryParams).then(response => {
          this.orderList = response.rows;
          this.total = response.total;
          resolve(this.orderList)
          //console.log(this.orderList)
          this.loading = false;
        });
      }).then(orderList=>{
        let flag = 0;
        this.getGoodsList(orderList,flag);
      })
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        cUsername: null,
        orderId: null,
        createTime: null,
        oStatus: "0",
        payment: null,
        expressCode: null,
        expressTypeName: null
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.orderId)
      this.single = selection.length!==1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加订单";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const orderId = row.orderId || this.ids
      getOrder(orderId).then(response => {
        this.form = response.data;
        this.open = true;
        this.title = "修改订单";
      });
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.form.orderId != null) {
            updateOrder(this.form).then(response => {
              this.$modal.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            addOrder(this.form).then(response => {
              this.$modal.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const orderIds = row.orderId || this.ids;
      this.$modal.confirm('是否确认删除订单编号为"' + orderIds + '"的数据项？').then(function() {
        return delOrder(orderIds);
      }).then(() => {
        this.getList();
        this.$modal.msgSuccess("删除成功");
      }).catch(() => {});
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download('system/order/export', {
        ...this.queryParams
      }, `order_${new Date().getTime()}.xlsx`)
    }
  }
};
</script>
<style scoped>
.demo-table-expand {
  font-size: 0;
  margin-left: 80px;
}
.demo-table-expand label {
  width: 90px;
  color: #99a9bf;
}
.demo-table-expand .el-form-item {
  margin-right: 0;
  margin-bottom: 0;
  width: 100%;
}
</style>

